AAON

AAON (NASDAQ: AAON) designs, manufactures and sells semi-custom heating, ventilation and air conditioning equipment (HVAC) for commercial and residential use. Primarily, it "“makes and sells air conditioning and heating equipment for the new construction and replacement markets.” AAON Inc. was founded by Norm Asbjornson in 1987, when he purchased the air conditioning and heating division of John Zink. Wikipedia

AAON (NASDAQ: AAON) designs, manufactures and sells semi-custom heating, ventilation and air conditioning equipment (HVAC) for commercial and residential use. Primarily, it "“makes and sells air conditioning and heating equipment for the new construction and replacement markets.” AAON Inc. was founded by Norm Asbjornson in 1987, when he purchased the air conditioning and heating division of John Zink. Wikipedia